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Firefox opening in full screen

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Hugheseah
Hugheseah
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How do I get Firefox to open in a full screen rather than the small box that hides in Excel? I use a Windows 11 updated laptop. I am relatively new to Firefox and allow all updates. I don't remember this being an issue when I started.

Thanks!!

How do I get Firefox to open in a full screen rather than the small box that hides in Excel? I use a Windows 11 updated laptop. I am relatively new to Firefox and allow all updates. I don't remember this being an issue when I started. Thanks!!

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